.input{
    width: 100%;
    height: 50px;
    border: 1px solid yellowgreen;
    display: flex;
    align-items: center;
    justify-content: center;
}
.input input{
    width: 180px;
    height: 35px;
    outline: none;
}
.input button{
    height: 35px;
    width: 50px;
}